Seiko Cal. 6658 - 248

This Spring Drive model from 1971 features a 40mm Titanium case. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-f8a3d81fdd76]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

Related Models

• Seiko 6192-812
• Seiko 0755-150
• Seiko 4593-965
• Seiko 4487-438
• Seiko 4578-299
• Seiko 3878-499
• Seiko 7019-189
• Seiko 6175-917
• Seiko 5685-506
• Seiko 6121-668
• Seiko 7187-880
• Seiko 4464-235